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path: root/drivers/platform/x86/hp-wmi.c
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Diffstat (limited to 'drivers/platform/x86/hp-wmi.c')
-rw-r--r--drivers/platform/x86/hp-wmi.c117
1 files changed, 77 insertions, 40 deletions
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 1dde7accf27..45cacf79f3a 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -60,6 +60,7 @@ enum hp_wmi_radio {
HPWMI_WIFI = 0,
HPWMI_BLUETOOTH = 1,
HPWMI_WWAN = 2,
+ HPWMI_GPS = 3,
};
enum hp_wmi_event_ids {
@@ -72,10 +73,6 @@ enum hp_wmi_event_ids {
HPWMI_LOCK_SWITCH = 7,
};
-static int hp_wmi_bios_setup(struct platform_device *device);
-static int __exit hp_wmi_bios_remove(struct platform_device *device);
-static int hp_wmi_resume_handler(struct device *device);
-
struct bios_args {
u32 signature;
u32 command;
@@ -137,6 +134,7 @@ static const struct key_entry hp_wmi_keymap[] = {
{ KE_KEY, 0x2142, { KEY_MEDIA } },
{ KE_KEY, 0x213b, { KEY_INFO } },
{ KE_KEY, 0x2169, { KEY_DIRECTION } },
+ { KE_KEY, 0x216a, { KEY_SETUP } },
{ KE_KEY, 0x231b, { KEY_HELP } },
{ KE_END, 0 }
};
@@ -147,6 +145,7 @@ static struct platform_device *hp_wmi_platform_dev;
static struct rfkill *wifi_rfkill;
static struct rfkill *bluetooth_rfkill;
static struct rfkill *wwan_rfkill;
+static struct rfkill *gps_rfkill;
struct rfkill2_device {
u8 id;
@@ -157,21 +156,6 @@ struct rfkill2_device {
static int rfkill2_count;
static struct rfkill2_device rfkill2[HPWMI_MAX_RFKILL2_DEVICES];
-static const struct dev_pm_ops hp_wmi_pm_ops = {
- .resume = hp_wmi_resume_handler,
- .restore = hp_wmi_resume_handler,
-};
-
-static struct platform_driver hp_wmi_driver = {
- .driver = {
- .name = "hp-wmi",
- .owner = THIS_MODULE,
- .pm = &hp_wmi_pm_ops,
- },
- .probe = hp_wmi_bios_setup,
- .remove = hp_wmi_bios_remove,
-};
-
/*
* hp_wmi_perform_query
*
@@ -543,6 +527,10 @@ static void hp_wmi_notify(u32 value, void *context)
rfkill_set_states(wwan_rfkill,
hp_wmi_get_sw_state(HPWMI_WWAN),
hp_wmi_get_hw_state(HPWMI_WWAN));
+ if (gps_rfkill)
+ rfkill_set_states(gps_rfkill,
+ hp_wmi_get_sw_state(HPWMI_GPS),
+ hp_wmi_get_hw_state(HPWMI_GPS));
break;
case HPWMI_CPU_BATTERY_THROTTLE:
pr_info("Unimplemented CPU throttle because of 3 Cell battery event detected\n");
@@ -670,7 +658,7 @@ static int hp_wmi_rfkill_setup(struct platform_device *device)
(void *) HPWMI_WWAN);
if (!wwan_rfkill) {
err = -ENOMEM;
- goto register_bluetooth_error;
+ goto register_gps_error;
}
rfkill_init_sw_state(wwan_rfkill,
hp_wmi_get_sw_state(HPWMI_WWAN));
@@ -681,10 +669,33 @@ static int hp_wmi_rfkill_setup(struct platform_device *device)
goto register_wwan_err;
}
+ if (wireless & 0x8) {
+ gps_rfkill = rfkill_alloc("hp-gps", &device->dev,
+ RFKILL_TYPE_GPS,
+ &hp_wmi_rfkill_ops,
+ (void *) HPWMI_GPS);
+ if (!gps_rfkill) {
+ err = -ENOMEM;
+ goto register_bluetooth_error;
+ }
+ rfkill_init_sw_state(gps_rfkill,
+ hp_wmi_get_sw_state(HPWMI_GPS));
+ rfkill_set_hw_state(bluetooth_rfkill,
+ hp_wmi_get_hw_state(HPWMI_GPS));
+ err = rfkill_register(gps_rfkill);
+ if (err)
+ goto register_gps_error;
+ }
+
return 0;
register_wwan_err:
rfkill_destroy(wwan_rfkill);
wwan_rfkill = NULL;
+ if (gps_rfkill)
+ rfkill_unregister(gps_rfkill);
+register_gps_error:
+ rfkill_destroy(gps_rfkill);
+ gps_rfkill = NULL;
if (bluetooth_rfkill)
rfkill_unregister(bluetooth_rfkill);
register_bluetooth_error:
@@ -729,6 +740,10 @@ static int hp_wmi_rfkill2_setup(struct platform_device *device)
type = RFKILL_TYPE_WWAN;
name = "hp-wwan";
break;
+ case HPWMI_GPS:
+ type = RFKILL_TYPE_GPS;
+ name = "hp-gps";
+ break;
default:
pr_warn("unknown device type 0x%x\n",
state.device[i].radio_type);
@@ -778,7 +793,7 @@ fail:
return err;
}
-static int hp_wmi_bios_setup(struct platform_device *device)
+static int __init hp_wmi_bios_setup(struct platform_device *device)
{
int err;
@@ -786,6 +801,7 @@ static int hp_wmi_bios_setup(struct platform_device *device)
wifi_rfkill = NULL;
bluetooth_rfkill = NULL;
wwan_rfkill = NULL;
+ gps_rfkill = NULL;
rfkill2_count = 0;
if (hp_wmi_rfkill_setup(device))
@@ -835,6 +851,10 @@ static int __exit hp_wmi_bios_remove(struct platform_device *device)
rfkill_unregister(wwan_rfkill);
rfkill_destroy(wwan_rfkill);
}
+ if (gps_rfkill) {
+ rfkill_unregister(gps_rfkill);
+ rfkill_destroy(gps_rfkill);
+ }
return 0;
}
@@ -870,51 +890,70 @@ static int hp_wmi_resume_handler(struct device *device)
rfkill_set_states(wwan_rfkill,
hp_wmi_get_sw_state(HPWMI_WWAN),
hp_wmi_get_hw_state(HPWMI_WWAN));
+ if (gps_rfkill)
+ rfkill_set_states(gps_rfkill,
+ hp_wmi_get_sw_state(HPWMI_GPS),
+ hp_wmi_get_hw_state(HPWMI_GPS));
return 0;
}
+static const struct dev_pm_ops hp_wmi_pm_ops = {
+ .resume = hp_wmi_resume_handler,
+ .restore = hp_wmi_resume_handler,
+};
+
+static struct platform_driver hp_wmi_driver = {
+ .driver = {
+ .name = "hp-wmi",
+ .owner = THIS_MODULE,
+ .pm = &hp_wmi_pm_ops,
+ },
+ .remove = __exit_p(hp_wmi_bios_remove),
+};
+
static int __init hp_wmi_init(void)
{
int err;
int event_capable = wmi_has_guid(HPWMI_EVENT_GUID);
int bios_capable = wmi_has_guid(HPWMI_BIOS_GUID);
+ if (!bios_capable && !event_capable)
+ return -ENODEV;
+
if (event_capable) {
err = hp_wmi_input_setup();
if (err)
return err;
+
+ //Enable magic for hotkeys that run on the SMBus
+ ec_write(0xe6,0x6e);
}
if (bios_capable) {
- err = platform_driver_register(&hp_wmi_driver);
- if (err)
- goto err_driver_reg;
- hp_wmi_platform_dev = platform_device_alloc("hp-wmi", -1);
- if (!hp_wmi_platform_dev) {
- err = -ENOMEM;
- goto err_device_alloc;
+ hp_wmi_platform_dev =
+ platform_device_register_simple("hp-wmi", -1, NULL, 0);
+ if (IS_ERR(hp_wmi_platform_dev)) {
+ err = PTR_ERR(hp_wmi_platform_dev);
+ goto err_destroy_input;
}
- err = platform_device_add(hp_wmi_platform_dev);
+
+ err = platform_driver_probe(&hp_wmi_driver, hp_wmi_bios_setup);
if (err)
- goto err_device_add;
+ goto err_unregister_device;
}
- if (!bios_capable && !event_capable)
- return -ENODEV;
-
return 0;
-err_device_add:
- platform_device_put(hp_wmi_platform_dev);
-err_device_alloc:
- platform_driver_unregister(&hp_wmi_driver);
-err_driver_reg:
+err_unregister_device:
+ platform_device_unregister(hp_wmi_platform_dev);
+err_destroy_input:
if (event_capable)
hp_wmi_input_destroy();
return err;
}
+module_init(hp_wmi_init);
static void __exit hp_wmi_exit(void)
{
@@ -926,6 +965,4 @@ static void __exit hp_wmi_exit(void)
platform_driver_unregister(&hp_wmi_driver);
}
}
-
-module_init(hp_wmi_init);
module_exit(hp_wmi_exit);
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-30 20:15:38 +0000